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Carex ternaria

Carex ternaria is a NZ native sedge grass commonly found in swampy areas. It features slender foliage which is dark green and held densely as it grows to 2 m tall and the same width. Carex ternaria is perfect for revegetating or enhancing wetland areas.

Carex ternaria plant growing in water.

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Suited to regions:All regions
Plant type:Grasses
Height:2.00 m
Spread:2.00 m
Flowering time:
Tolerances:Hardy, Wet, Wind
Garden uses:Banks, Ponds
Garden styles:Alpine, Backyard, City & Courtyard, Frontyard, Modern, Native, Riparian
Easy to grow?Yes
Maintenance requirementsLow
Growth rateMedium
Also known as
Sku10051

What are the landscaping uses for Carex ternaria in NZ?

Carex ternaria is a great choice for landscaping projects across NZ. It is commonly mass planted either as a ground cover or on a bank, or included in borders or mixed plantings. This hardy, NZ native grass is also perfect for wetland areas, swampy sites, and anywhere with heavy soils. Carex ternaria is favoured for its foliage, tidy form, and versatility.

Carex ternaria care and maintenance

Carex ternaria is a hardy, NZ-native sedge that grows best in moist, well-drained soils with full sun to partial shade. It is ideal for damp forest margins, stream banks, and naturalistic plantings. Water regularly during dry periods to keep the soil moist, especially while the plant is establishing. Minimal maintenance is required; remove dead or damaged foliage in late winter or early spring. Divide clumps every few years to rejuvenate growth and maintain plant vigour.

Carex ternaria size, spacing, and growth rate

Carex ternaria typically reaches about 2 m tall and 2 m wide in suitable conditions. Allow about 2 m between centres for separate specimens, leaving room for mature foliage and good airflow. It has a moderate growth rate under suitable conditions. Use the mature spread as a guide when planting beside paths, walls, or neighbouring plants. Containers can limit overall size, so choose a pot that supports healthy root development. Check the developing plant regularly and adjust surrounding planting as needed.

Landscaping uses for Carex ternaria

Use Carex ternaria for textured borders, repeated group planting, and natural garden designs. Position it where its natural form can be appreciated and allow sufficient space for mature growth. Combine it with plants that enjoy similar light, soil, and watering conditions for a practical and cohesive display. Repeated planting adds rhythm, while a single specimen can create a distinctive focal point. Choose a position that balances visual appeal with easy access for care.

Why buy Carex ternaria from The Plant Company?

Buy Carex ternaria from The Plant Company, NZ's most trusted plant nursery. Choose from our extensive range and get practical advice to help match your plants to your local conditions. Our team makes online ordering straightforward, with careful packing and delivery throughout New Zealand. Whether you are planning textured borders or refreshing an established display, we can help you select suitable plants. Explore the available options and take the next step towards a beautiful, rewarding planting project.

Questions and Answers

Have a question about Carex ternaria? We are here to help.

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